Managed XDR

cve-2025-21298-poc-mrt6233.rtf — malware analysis report

File info

Filename
cve-2025-21298-poc-mrt6233.rtf
File type
Rich Text Format data, version 1, unknown character set
File size
14.4 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
4d889c0c9df43d8a356ceb257d264c6c30435d75
SHA256
db81538460980fb6c852459ba488e0a7fc7dbabf44c45154255d780035c7871d
MD5
becf3450894b8a2be4340ba93d70e003

Signatures

Execution

T1203 exploit_CVE_2017_11882: Exploits CVE-2017-11882 vulnerability
T1203 suspicious_msapp: Suspicious execution of Microsoft Application (possible exploitation)
T1059.003 suspicious_process: Spawns a suspicious process
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)

Privilege Escalation

T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1083 checks_recent_files: Attempt to check recently opened files through registry
T1497 evasion_trustrecords: Attempts to detect Sandbox exploring trusted documents

Other

yara_rules: Static rules
process_crashed: One of the processes has failed
unexpected_exception: Unexpected exception
create_rpc_bindings: Creates RPC connection
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call